Patents by Inventor Kunihiro Mito

Kunihiro Mito has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for producing fluorinated esters
    Patent number: 4898970
    Abstract: This invention relates to a process for producing a fluorinated ester containing a trifluoromethyl group by esterification in the presence of .gamma.-butyrolactone as a solvent, and more particularly a process or producing a fluorinated ester containing a trifluoromethyl group which is useful as a raw material of various fluorine containing compound.
    Type: Grant
    Filed: February 1, 1983
    Date of Patent: February 6, 1990
    Assignees: Onoda Cement Co., Ltd., Tosoh Corporation
    Inventors: Eiji Ogura, Kunihiro Mito, Shoji Arai
  • Process for producing 2,2,2-trifluoroethanol
    Patent number: 4489211
    Abstract: A process for producing 2,2,2-trifluoroethanol, which is used for modifying inorganic high polymers such as phosphazene polymers being thermo-resistant, inflammable and oil-resistant, by employing .gamma.-butyrolactone as a reaction solvent.
    Type: Grant
    Filed: February 1, 1983
    Date of Patent: December 18, 1984
    Assignees: Onoda Cement Co., Ltd., Toyo Soda Manufacturing Co., Ltd.
    Inventors: Eiji Ogura, Kunihiro Mito, Shoji Arai